Science

Ozone Layer Recovery Stalls in Populated Latitudes, New Study Finds

A new study reveals that ozone levels in middle and lower latitudes have unexpectedly declined over the past two decades, despite the success of the Montreal Protocol. Scientists are investigating possible causes, including unregulated chemicals and flaws in atmospheric models.

Geoengineering study warns of uneven climate risks across regions

A new study from the University of Exeter finds that regional solar geoengineering could reduce North Atlantic hurricanes but trigger droughts in Africa's Sahel. Experts caution that such interventions are risky and not a substitute for cutting emissions.

UN Chief Warns Nations: Act on Climate or Face 'Collective Suicide'

At the Petersburg Climate Dialogues in Berlin, UN Secretary General António Guterres urged ministers from 40 countries to choose collective action over 'collective suicide' in addressing the climate crisis. He highlighted that no nation is immune to extreme weather, but vulnerable regions face disproportionate risks.